FR2702907B1 - Parallel distributed sample decryption circuit for a cell-based asynchronous transfer mode physical layer. - Google Patents

Parallel distributed sample decryption circuit for a cell-based asynchronous transfer mode physical layer.

Info

Publication number
FR2702907B1
FR2702907B1 FR9403202A FR9403202A FR2702907B1 FR 2702907 B1 FR2702907 B1 FR 2702907B1 FR 9403202 A FR9403202 A FR 9403202A FR 9403202 A FR9403202 A FR 9403202A FR 2702907 B1 FR2702907 B1 FR 2702907B1
Authority
FR
France
Prior art keywords
cell
physical layer
transfer mode
asynchronous transfer
decryption circuit
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
FR9403202A
Other languages
French (fr)
Other versions
FR2702907A1 (en
Inventor
Sup Kim Young
In Choi Song
Shik Park Hong
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
TELECOMMUNICATIONS ELECT
Electronics and Telecommunications Research Institute ETRI
KT Corp
Original Assignee
TELECOMMUNICATIONS ELECT
Electronics and Telecommunications Research Institute ETRI
KT Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by TELECOMMUNICATIONS ELECT, Electronics and Telecommunications Research Institute ETRI, KT Corp filed Critical TELECOMMUNICATIONS ELECT
Publication of FR2702907A1 publication Critical patent/FR2702907A1/en
Application granted granted Critical
Publication of FR2702907B1 publication Critical patent/FR2702907B1/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/54—Store-and-forward switching systems 
    • H04L12/56—Packet switching systems
    • H04L12/5601—Transfer mode dependent, e.g. ATM
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/12—Transmitting and receiving encryption devices synchronised or initially set up in a particular manner
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/06—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols the encryption apparatus using shift registers or memories for block-wise or stream coding, e.g. DES systems or RC4; Hash functions; Pseudorandom sequence generators
    • H04L9/065—Encryption by serially and continuously modifying data stream elements, e.g. stream cipher systems, RC4, SEAL or A5/3
    • H04L9/0656—Pseudorandom key sequence combined element-for-element with data sequence, e.g. one-time-pad [OTP] or Vernam's cipher
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/54—Store-and-forward switching systems 
    • H04L12/56—Packet switching systems
    • H04L12/5601—Transfer mode dependent, e.g. ATM
    • H04L2012/5625—Operations, administration and maintenance [OAM]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/54—Store-and-forward switching systems 
    • H04L12/56—Packet switching systems
    • H04L12/5601—Transfer mode dependent, e.g. ATM
    • H04L2012/5638—Services, e.g. multimedia, GOS, QOS
    • H04L2012/5646—Cell characteristics, e.g. loss, delay, jitter, sequence integrity
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/54—Store-and-forward switching systems 
    • H04L12/56—Packet switching systems
    • H04L12/5601—Transfer mode dependent, e.g. ATM
    • H04L2012/5672—Multiplexing, e.g. coding, scrambling
    • H04L2012/5674—Synchronisation, timing recovery or alignment

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Computer Security & Cryptography (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
FR9403202A 1993-03-18 1994-03-18 Parallel distributed sample decryption circuit for a cell-based asynchronous transfer mode physical layer. Expired - Fee Related FR2702907B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019930004207A KR950013847B1 (en) 1993-03-18 1993-03-18 Descrambler of the cell based parallel atm physical layer

Publications (2)

Publication Number Publication Date
FR2702907A1 FR2702907A1 (en) 1994-09-23
FR2702907B1 true FR2702907B1 (en) 1998-04-30

Family

ID=19352405

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9403202A Expired - Fee Related FR2702907B1 (en) 1993-03-18 1994-03-18 Parallel distributed sample decryption circuit for a cell-based asynchronous transfer mode physical layer.

Country Status (4)

Country Link
US (1) US5448640A (en)
JP (1) JP3126865B2 (en)
KR (1) KR950013847B1 (en)
FR (1) FR2702907B1 (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6452927B1 (en) 1995-12-29 2002-09-17 Cypress Semiconductor Corporation Method and apparatus for providing a serial interface between an asynchronous transfer mode (ATM) layer and a physical (PHY) layer
SE9600256L (en) * 1996-01-24 1997-07-25 Ericsson Telefon Ab L M Digital transmission on parallel optics link
KR100219481B1 (en) * 1996-05-23 1999-09-01 윤종용 Descrambling data generating method and device of a cd-rom decoder and descrambler thereby
FR2755558B1 (en) * 1996-11-04 1999-01-22 Centre Nat Rech Scient DATA DECORRELATION PROCESS
US5946398A (en) * 1997-03-25 1999-08-31 Level One Communications, Inc. State synchronized cipher text scrambler
US6122376A (en) * 1997-08-28 2000-09-19 Level One Communications, Inc. State synchronized cipher text scrambler
KR100249498B1 (en) * 1997-11-28 2000-03-15 정선종 Parallel processor of distributed sample scrambling apparatus
KR20030048903A (en) * 2001-12-13 2003-06-25 엘지전자 주식회사 Apparatus for parallel processing of distributed sample cell descrambler for downstream data in ATM passive optical network

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4719643A (en) * 1984-12-24 1988-01-12 Gte Communication Systems Corporation Pseudo random framing generator circuit
GB9008151D0 (en) * 1990-04-10 1990-06-06 British Telecomm Data communication
GB9020410D0 (en) * 1990-09-19 1990-10-31 Stc Plc Sequence synchronisation
US5163092A (en) * 1990-11-28 1992-11-10 Siemens Aktiengesellschaft Parallel scrambler used in sonet data transmission
JP2892180B2 (en) * 1991-04-30 1999-05-17 富士通株式会社 Monitoring system for ATM cross-connect equipment
KR950008397B1 (en) * 1992-04-21 1995-07-28 이병기 Distributed sample scrambling system
US5349611A (en) * 1992-11-13 1994-09-20 Ampex Systems Corporation Recovering synchronization in a data stream
US5355415A (en) * 1993-03-15 1994-10-11 Byeong Gi Lee Parallel distributed sample scrambling system

Also Published As

Publication number Publication date
KR950013847B1 (en) 1995-11-16
KR940023096A (en) 1994-10-22
FR2702907A1 (en) 1994-09-23
US5448640A (en) 1995-09-05
JP3126865B2 (en) 2001-01-22
JPH07123074A (en) 1995-05-12

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Legal Events

Date Code Title Description
ST Notification of lapse